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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A182227 Sum of divisors of the abundant number m = A005101(n) which are smaller than its abundance A033880(m).

Table of values

n a(n)
1 6
2 3
3 1
4 24
5 27
6 55
7 20
8 19
9 76
10 21
11 14
12 108
13 23
14 3
15 123
16 12
17 66
18 140
19 3
20 144
21 156
22 22
23 12
24 1
25 172
26 52
27 12
28 240
29 123
30 204
31 12
32 126
33 259
34 147
35 236
36 138
37 66
38 312
39 12
40 42
41 546
42 12
43 316
44 7
45 171
46 165
47 198
48 44
49 366
50 384
51 174
52 12
53 112
54 218
55 117
56 744
57 12
58 476
59 12
60 198

List of values

[6, 3, 1, 24, 27, 55, 20, 19, 76, 21, 14, 108, 23, 3, 123, 12, 66, 140, 3, 144, 156, 22, 12, 1, 172, 52, 12, 240, 123, 204, 12, 126, 259, 147, 236, 138, 66, 312, 12, 42, 546, 12, 316, 7, 171, 165, 198, 44, 366, 384, 174, 12, 112, 218, 117, 744, 12, 476, 12, 198]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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